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发明名称
Expansion joint filler, shear bar, and sleeve alignment device
摘要
申请公布号
US2031901(A)
申请公布日期
1936.02.25
申请号
US19340718696
申请日期
1934.04.02
申请人
MITCHELL ROBERT E
发明人
MITCHELL ROBERT E.
分类号
E01C23/04
主分类号
E01C23/04
代理机构
代理人
主权项
地址
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Liquid dispensing apparatus
